CN210241420U - Intelligent street lamp - Google Patents
Intelligent street lamp Download PDFInfo
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- CN210241420U CN210241420U CN201921566563.1U CN201921566563U CN210241420U CN 210241420 U CN210241420 U CN 210241420U CN 201921566563 U CN201921566563 U CN 201921566563U CN 210241420 U CN210241420 U CN 210241420U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The utility model relates to an intelligent street lamp relates to the street lamp field, and it includes solar lamp battery board, battery, light and intelligent power supply system, and intelligent power supply system includes luminance detection module, electric quantity detection module, luminance signal processing module and electric quantity signal processing module, control switching module and commercial power supply module, and luminance detection module and electric quantity detection module are used for detecting ambient light brightness and the residual electric quantity in the battery respectively, and when ambient light brightness is less than the luminance default and the residual electric quantity in the battery is greater than the electric quantity default, the battery provides the electric energy for the light; when the ambient light brightness is smaller than the brightness preset value and the residual electric quantity in the storage battery is smaller than the electric quantity preset value, the commercial power supply module provides electric energy for the illuminating lamp, and the commercial power supply is automatically stopped after the ambient light brightness is larger than the brightness preset value and the preset time is delayed, so that the intelligent power supply of the solar street lamp is realized, and the night trip of people is facilitated.
Description
Technical Field
The utility model belongs to the technical field of the technique of street lamp and specifically relates to an intelligence street lamp is related to.
Background
Street lamps generally refer to lamps within the range of road illumination in traffic illumination, and in worldwide electricity consumption, street lamp illumination consumes about 19%. The solar street lamp is gradually replacing the traditional urban lighting street lamp with the advantages of environmental protection and energy conservation. The working principle of the solar street lamp is as follows: the street lamp is under intelligent control ware's control daytime, and solar cell panel absorbs solar light and converts the electric energy into through shining of sunlight, and solar cell panel charges to the battery daytime, and the battery provides electric power for the street lamp light source power supply evening, realizes the illumination function.
The existing solar street lamp is mostly supplied with power by a single power supply, when the solar street lamp is in overcast and rainy days for a long time, the electric quantity stored in the storage battery is insufficient, the street lamp is directly powered off, and great inconvenience is brought to people going on a journey at night.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intelligence street lamp provides multiple power supply mode for the street lamp, prevents that the street lamp from losing the electricity and extinguishing when battery power is not enough.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an intelligent street lamp, includes light, solar cell panel, the battery of being connected with solar cell panel, still includes the mains connection unit, connects in solar cell panel and mains connection unit's stand-by battery and switching module, the switching module includes:
the brightness detection unit is used for detecting the brightness of the environment and outputting a brightness detection signal in direct proportion to the brightness of the environment;
the starting unit is connected with the brightness detection unit and used for receiving the brightness detection signal and outputting a high-level starting signal when the brightness detection signal is smaller than a preset brightness signal;
the storage battery electric quantity detection unit is connected with the storage battery and outputs a storage battery electric quantity detection signal corresponding to the electric quantity of the storage battery;
the storage battery comparison unit is connected with the storage battery electric quantity detection unit and used for receiving the storage battery electric quantity detection signal and outputting a high-level storage battery power-off signal when the storage battery electric quantity detection signal is smaller than the storage battery electric quantity preset value;
the mains supply power-off detection unit is connected with the mains supply connection unit and is used for detecting the mains supply state and outputting a power-off detection signal when the mains supply is powered off;
the switching unit is connected with the starting unit, the storage battery comparing unit and the mains supply power failure detection unit, and is used for communicating the storage battery with the illuminating lamp when only a starting signal is received; when only a starting signal and a storage battery power-off signal are received, the commercial power connection unit and the illuminating lamp are communicated; and when only receiving a starting signal, a storage battery power-off signal and a power-off detection signal, communicating the standby battery and the illuminating lamp.
By adopting the technical scheme, the solar panel absorbs solar energy and transmits electric energy into the storage battery for storage; the brightness detection unit detects the brightness of the environment and outputs a brightness detection signal corresponding to the brightness of the environment, and when the brightness detection signal is smaller than a preset brightness signal, the storage battery is firstly communicated with the illuminating lamp and enables the illuminating lamp to start to illuminate; when the electric quantity detection signal of the storage battery is smaller than the preset electric quantity signal of the storage battery, the electric quantity of the storage battery can not ensure that the lighting lamp has enough brightness, and the commercial power connection unit is communicated with the lighting lamp to enable the lighting lamp to light; when the commercial power is cut off, the standby battery is communicated with the illuminating lamp, and in a normal state, the standby battery is connected with the solar cell panel and the commercial power connection unit, so that the solar cell panel and the commercial power are charged. Through providing multiple power supply mode for the street lamp, prevent that the street lamp from losing the electricity and extinguishing when battery electric quantity is not enough.
The utility model discloses further set up to: the brightness detection unit comprises a divider resistor connected with the anode of the power supply and a photoresistor connected with the divider resistor and the cathode of the power supply, and a node coupled with the divider resistor and the photoresistor outputs the brightness detection signal.
By adopting the technical scheme, under different environmental light brightness, the resistance values of the photosensitive resistors are different, the larger the environmental light brightness is, the smaller the resistance value of the photosensitive resistor is, the detection of the environmental light brightness is realized according to the characteristic of the photosensitive resistor, and the brightness detection signal responding to the different environmental light brightness is output.
The utility model discloses further set up to: the starting unit includes:
the brightness presetting unit is used for setting a brightness preset value and outputting a brightness preset signal corresponding to the brightness preset value;
and the non-inverting input end of the brightness comparator is coupled with the brightness presetting unit, and the inverting output end of the brightness comparator is coupled with the brightness detection unit and used for receiving the brightness detection signal and outputting the starting signal when the brightness detection signal is smaller than the brightness presetting signal.
By adopting the technical scheme, the brightness presetting unit outputs the brightness presetting signal corresponding to the brightness presetting value, and the high-level starting signal is output when the brightness detection signal is smaller than the brightness presetting voltage signal.
The utility model discloses further set up to: the storage battery electric quantity detection unit is set as a battery monitoring chip with the model of STC 3100.
Through adopting above technical scheme, realize battery chip to the detection of remaining capacity in the battery.
The utility model discloses further set up to: the battery comparison unit includes:
the storage battery electric quantity presetting unit is used for setting a storage battery electric quantity preset value and outputting a storage battery electric quantity presetting signal corresponding to the storage battery electric quantity preset value;
the electric quantity comparator, the in-phase input end of electric quantity comparator is coupled the unit is predetermine to the battery electric quantity, the inverting input end of electric quantity comparator is coupled battery electric quantity detecting element, when battery electric quantity detecting signal is less than battery electric quantity and predetermines the signal, the electric quantity comparator output high level the battery loses the electricity signal.
Through adopting above technical scheme, battery electric quantity predetermines the battery electric quantity that the unit output corresponds battery electric quantity in the battery and predetermines the signal and export the battery and lose the electricity signal when battery electric quantity detected signal is less than battery electric quantity and predetermines the signal.
The utility model discloses further set up to: the commercial power outage detection unit comprises a sixth resistor connected with the anode of the power supply, a seventh resistor connected with the sixth resistor and the cathode of the power supply, a third comparator, a protection resistor and a fourth contactor;
the protection resistor and the coil of the fourth contactor are connected between the output ends of the commercial power connection unit;
a normally closed contact of the fourth contactor is connected with the positive electrode of the power supply and the non-inverting input end of the third comparator;
the inverting input end of the third comparator is coupled with a node to which the sixth resistor and the seventh resistor are coupled;
when the mains supply is powered off, the output end of the third comparator outputs the power-off detection signal.
Through adopting above technical scheme, realize the detection of commercial power supply state and export outage detected signal when the commercial power outage.
The utility model discloses further set up to: the switching unit comprises a solar power supply switching unit, a commercial power supply switching unit and a standby battery power supply switching unit;
the solar power supply switching unit comprises a first NOT gate, a first AND gate, a first triode and a first contactor, wherein the input end of the first NOT gate is coupled with the storage battery comparison unit, the two input ends of the first AND gate are respectively coupled with the output ends of the starting unit and the first NOT gate, the collector electrode of the first triode is connected with the positive electrode of a power supply, the emitter electrode of the first triode is connected with the negative electrode of the power supply through the coil of the first contactor, the base electrode of the first triode is coupled with the output end of the first AND gate, and the normally open contact of the first contactor and a lighting lamp are connected in series at the two ends of the storage battery;
the commercial power supply switching unit comprises a second AND gate, a second triode and a second contactor, wherein two input ends of the second AND gate are respectively coupled with the starting unit and the storage battery comparison unit, a collector electrode of the second triode is connected with the positive electrode of a power supply, an emitter electrode of the second triode is connected with the negative electrode of the power supply through a coil of the second contactor, a base electrode of the second triode is coupled with the output end of the second AND gate, and a normally open contact of the second contactor and the lighting lamp are connected in series with two output ends of the commercial power connection unit;
the standby battery power supply switching unit comprises a third AND gate, a third triode and a third contactor, wherein three input ends of the third AND gate are respectively coupled with the starting unit, the storage battery comparison unit and the commercial power outage detection unit, a collector electrode of the third triode is connected to the positive electrode of a power supply, an emitter electrode of the third triode is connected to the negative electrode of the power supply through a coil of the third contactor, a base electrode of the third triode is coupled with the output end of the third AND gate, and a normally open contact of the third contactor and the illuminating lamp are connected in series at two ends of the standby battery.
Through adopting above technical scheme, when the switching unit received the different signals that come from the detecting element, first triode, second triode or third triode switched on respectively, made solar energy power supply switching unit, commercial power supply switching unit or stand-by battery power supply switching unit intercommunication light and made the light illumination, realized the power supply switching of light.
The utility model discloses further set up to: the first AND gate and the second AND gate are both set to be AND gate chips with the models of CD4081, and the third AND gate is set to be an AND gate chip with the model of CD 4073.
The utility model discloses further set up to: the street lamp comprises a vertical lamp pole, the standby battery is connected with a display module for displaying the electric quantity of the standby battery and a charging port for outputting electric energy from the standby battery, and the display module and the charging port are arranged on the outer side of the lamp pole.
Through the technical scheme above adopting, display module shows the electric quantity in the stand-by battery, when the stand-by battery is internal to store the electric energy, through the mouthful output electric energy that charges, conveniently charges, richens the function of intelligent street lamp.
To sum up, the utility model discloses a beneficial technological effect does:
1. the storage battery, the commercial power connection unit and the standby battery are communicated with the illuminating lamp and supply power to the illuminating lamp, so that multiple power supply modes are provided for the street lamp, and the street lamp is prevented from being extinguished due to power loss when the electric quantity of the storage battery is insufficient;
2. the brightness detection unit and the starting unit respectively detect the brightness of the environment and output a starting signal when the brightness detection signal is smaller than a preset brightness signal, so that the illumination of the illuminating lamp is adjusted, the electric energy waste is reduced, the adjusting mode is simple, and the use is convenient;
3. through setting up display module and the mouth that charges, make things convenient for the pedestrian to charge, enrich the function of intelligent street lamp.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent street lamp;
FIG. 2 is a control system diagram of an intelligent street light;
FIG. 3 is a first control circuit diagram of the intelligent street lamp;
FIG. 4 is a second control circuit diagram of the intelligent street lamp;
fig. 5 is a schematic connection diagram of the commercial power outage detection unit.
In the figure: 1. an illuminating lamp; 2. a solar panel; 3. a display screen; 4. a charging port; 5. a mains connection unit; 6. a brightness detection unit; 7. a start unit; 8. a battery comparison unit; 9. a mains supply power failure detection unit; 10. a switching unit; 101. a solar power supply switching unit; 102. a commercial power supply switching unit; 103. a standby battery power supply switching unit; 11. a lamp post.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses an intelligent street lamp, lamp pole 11 including vertical setting, set up in the light 1 at lamp pole 11 top, set up in the solar cell panel 2 that is used for storing solar energy and turns into the electric energy with solar energy at lamp pole 11 top, set up in lamp pole 11 inside and be connected with solar cell panel 2 be used for storing the electric energy and for the battery of light 1 provides the electric energy, set up in lamp pole 11 inside and be used for providing the commercial power connection unit 5 of electric energy for light 1 when the battery internal quantity is not enough, connect in solar cell panel 2 and commercial power connection unit 5 be used for providing the reserve battery of electric energy and be used for switching over the battery for light 1 when the battery internal quantity is not enough and the commercial power outage, commercial power connection unit 5 or reserve battery are the switching module of light 1 power supply. During the use, battery, commercial power connection unit 5 and backup battery provide multiple power supply mode for light 1, switch the power supply mode of light 1 as required, make light 1 continuously throw light on during the illumination of needs, prevent that light 1 loses the electricity and extinguishes when the battery power is not enough.
Referring to fig. 1, the outside of lamp pole 11 is provided with the display screen 3 of connecting the stand-by battery and being used for showing the stand-by battery electric quantity and connects and be used for charging 4 from stand-by battery output power in the stand-by battery, makes things convenient for the pedestrian to charge, enriches the function of intelligent street lamp.
Referring to fig. 2 to 4, the switching module includes a brightness detection unit 6, a starting unit 7, a battery capacity detection unit, a battery comparison unit 8, a commercial power outage detection unit 9, and a switching unit 10.
Referring to fig. 4, the brightness detection unit 6 includes a voltage dividing resistor R1 connected to the positive electrode of the power supply and a photo resistor Ra connected to the voltage dividing resistor R1 and the negative electrode of the power supply, when the ambient light brightness changes, the resistance of the photo resistor Ra changes, and the node coupled between the voltage dividing resistor R1 and the photo resistor Ra outputs a brightness detection signal proportional to the brightness of the ambient light, so as to detect the ambient light brightness.
Referring to fig. 4, the start unit 7 includes a brightness presetting unit and a brightness comparator D1, the brightness presetting unit includes a resistor R2 connected to the positive electrode of the power supply, and a resistor R3 connected to the resistor R2 and the negative electrode of the power supply, a node where the resistor R2 and the resistor R3 are coupled outputs a brightness presetting signal corresponding to a brightness preset value, a non-inverting input terminal of the brightness comparator D1 is coupled to a node where the resistor R2 and the resistor R3 are coupled, an inverting input terminal of the brightness comparator D1 is coupled to a node where the voltage dividing resistor R1 and the photo resistor Ra are coupled, and when the brightness detection signal is smaller than the brightness presetting signal, a high-level start signal is output.
The storage battery electric quantity detection unit is arranged as a battery monitoring chip with the model of STC3100, the battery monitoring chip of STC3100 is connected with the storage battery, the detection of the residual electric quantity in the storage battery is realized, and a storage battery electric quantity detection signal in direct proportion to the electric quantity of the storage battery is output.
Referring to fig. 4, the battery comparing unit 8 includes a battery capacity presetting unit and a capacity comparator D2, the battery capacity presetting unit includes a resistor R4 connected to the positive electrode of the power supply, and a resistor R5 connected to the resistor R4 and the negative electrode of the power supply, a node where the resistor R4 and the resistor R5 are coupled outputs a battery capacity presetting signal corresponding to the preset battery capacity value, a node where the resistor R4 and the resistor R5 are coupled to a non-inverting input terminal of the capacity comparator D2, and a battery monitoring chip of STC3100 is coupled to an inverting input terminal of the capacity comparator D2, when the battery capacity detecting signal is smaller than the battery capacity presetting signal, the capacity comparator D2 outputs a high-level battery power loss signal, and when the battery capacity detecting signal is greater than the battery capacity presetting signal, the capacity comparator D2 outputs a low-level battery capacity residual signal.
Referring to fig. 4 and 5, the commercial power outage detection unit 9 includes a resistor R6 connected to the positive terminal of the power supply, a resistor R6 connected to the negative terminal of the power supply, a resistor R7 connected to the positive terminal of the power supply, a third comparator D3, a protection resistor Rb, and a contactor KM4, a normally closed contact KM4-1 of the contactor KM4 is connected to the positive terminal of the power supply and the non-inverting input terminal of the third comparator D3, the inverting input terminal of the third comparator D3 is coupled to a node to which the resistor R6 and the resistor R7 are coupled, and the coil of the protection resistor Rb and the contactor KM4 is connected between the output terminals of the commercial power. When the mains supply is powered off, the coil of the contactor KM4 is powered on, the normally closed contact KM4-1 is closed, and the output end of the third comparator D3 outputs a power-off detection signal, so that the detection of the mains supply state is realized.
Referring to fig. 3 and 4, the switching unit 10 includes a solar power supply switching unit 101, a commercial power supply switching unit 102, and a backup battery power supply switching unit 103.
Referring to fig. 3 and 4, the solar power supply switching unit 101 includes a not gate N2, an and gate a1, an NPN-type triode Q1, and a contactor KM1, wherein an input terminal of the not gate N2 is coupled to an output terminal of the brightness comparator D1, two input terminals of the and gate a1 are coupled to output terminals of the brightness comparator D1 and the not gate N2, respectively, a base terminal of a triode Q1 is coupled to an output terminal of the and gate a1, a collector terminal of the triode Q1 is connected to a positive terminal of a power supply, an emitter terminal of the triode Q1 is connected to a negative terminal of the power supply through a coil of the contactor KM1, and a normally open contact KM1-1 of the contactor KM1 is connected to. When the brightness detection signal is smaller than the brightness preset signal and the storage battery electric quantity detection signal is larger than the storage battery electric quantity preset signal, the AND gate A1 outputs a high level signal, the triode Q1 is conducted, the coil of the contactor KM1 is electrified, the normally open contact KM1-1 is closed, and the storage battery is communicated with the illuminating lamp 1.
Referring to fig. 3 to 5, the utility power supply switching unit 102 includes an and gate a2, an NPN-type transistor Q2, and a contactor KM2, two input terminals of the and gate a2 are respectively coupled to the brightness comparator D0 and the electric quantity comparator D1, a collector of the transistor Q2 is connected to a positive terminal of the power supply, an emitter of the transistor Q2 is connected to a negative terminal of the power supply through a coil of the contactor KM2, a base of the transistor Q2 is coupled to an output terminal of the and gate a2, and a normally open contact KM2-1 of the contactor KM2 and the illumination lamp 1 are connected in series between two output terminals of the utility power connection unit 5. When the brightness detection signal is smaller than the brightness preset signal and the storage battery electric quantity detection signal is smaller than the storage battery electric quantity preset signal, the AND gate A2 outputs a high level signal, the triode Q2 is conducted, the coil of the contactor KM2 is electrified, the normally open contact KM2-1 is closed, and the commercial power connection unit 5 is communicated with the illuminating lamp 1.
Referring to fig. 3 and 4, the standby battery power supply switching unit 103 includes an and gate A3, an NPN-type transistor Q3, and a contactor KM3, three input terminals of the and gate A3 are respectively coupled to an output terminal of the brightness comparator D0, an output terminal of the power comparator D1, and an output terminal of the third comparator D3, a collector of the transistor Q3 is connected to a positive terminal of the power supply, an emitter of the transistor Q3 is connected to a negative terminal of the power supply through a coil of the contactor KM3, a base of the transistor Q3 is coupled to an output terminal of the and gate A3, and a normally open contact KM3-1 of the contactor KM3 and the illumination lamp 1 are connected in series at two. When the brightness detection signal is smaller than the brightness preset signal, the storage battery electric quantity detection signal is smaller than the storage battery electric quantity preset signal and the mains supply is powered off, the AND gate A3 outputs a high-level signal, the triode Q3 is conducted, the coil of the contactor KM3 is electrified, the normally open contact KM3-1 is closed, and the standby battery is communicated with the illuminating lamp 1.
The implementation principle of the embodiment is as follows: the brightness detection unit 6 detects the brightness of ambient light and outputs a brightness detection signal, the brightness setting unit sets a brightness preset signal, the STC3100 battery monitoring chip detects a storage battery electric quantity signal, the power-off detection signal detects a commercial power supply state, and when the brightness detection signal is smaller than the brightness preset signal and the storage battery electric quantity detection signal is larger than the electric quantity preset signal, the storage battery is communicated with the illuminating lamp 1; when the brightness detection signal is smaller than the brightness preset signal and the storage battery electric quantity detection signal is smaller than the electric quantity preset signal, the commercial power connection unit 5 is communicated with the illuminating lamp 1; when the brightness detection signal is smaller than the brightness preset signal, the storage battery electric quantity detection signal is smaller than the electric quantity preset signal and the commercial power is cut off, the standby battery is communicated with the illuminating lamp 1.
The utility model provides a plurality of power supply modes for the street lamp by connecting the storage battery, the commercial power connection unit 5 and the standby battery with the lighting lamp 1 and supplying power to the lighting lamp 1, thereby preventing the street lamp from being extinguished when the storage battery is insufficient; by arranging the display screen 3 and the charging port 4, the charging of pedestrians is facilitated, and the functions of the intelligent street lamp are enriched; detect the ambient light brightness respectively through luminance detecting element 6 and start unit 7 and export start signal when luminance detected signal is less than luminance and predetermines the signal, and then adjust the illumination of light 1, reduce the electric energy waste, and the regulation mode is simple, convenient to use.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides an intelligence street lamp, includes light (1), solar cell panel (2), the battery of being connected with solar cell panel (2), its characterized in that: still include commercial power connecting element (5), connect in solar cell panel (2) and commercial power connecting element's (5) backup battery and switch the module, it includes to switch the module:
the brightness detection unit (6) is used for detecting the brightness of the environment and outputting a brightness detection signal in direct proportion to the brightness of the environment;
the starting unit (7) is connected with the brightness detection unit (6) and used for receiving the brightness detection signal and outputting a high-level starting signal when the brightness detection signal is smaller than a preset brightness signal;
the storage battery electric quantity detection unit is connected with the storage battery and outputs a storage battery electric quantity detection signal corresponding to the electric quantity of the storage battery;
the storage battery comparison unit (8) is connected with the storage battery electric quantity detection unit and used for receiving the storage battery electric quantity detection signal and outputting a high-level storage battery power-off signal when the storage battery electric quantity detection signal is smaller than the storage battery electric quantity preset value;
the mains supply power-off detection unit (9) is connected with the mains supply connection unit (5) and is used for detecting the mains supply state and outputting a power-off detection signal when the mains supply is powered off;
the switching unit (10) is connected with the starting unit (7), the storage battery comparing unit (8) and the mains supply power failure detection unit (9), and the storage battery is communicated with the illuminating lamp (1) when only a starting signal is received; when only receiving a starting signal and a power-off signal of the storage battery, the commercial power connection unit (5) is communicated with the illuminating lamp (1); when only receiving a starting signal, a storage battery power-off signal and a power-off detection signal, the standby battery and the illuminating lamp (1) are communicated.
2. The intelligent street lamp according to claim 1, wherein: the brightness detection unit (6) comprises a divider resistor connected with the anode of the power supply and a photoresistor connected with the divider resistor and the cathode of the power supply, and a node coupled with the divider resistor and the photoresistor outputs the brightness detection signal.
3. The intelligent street lamp according to claim 1, wherein: the activation unit (7) comprises:
the brightness presetting unit is used for setting a brightness preset value and outputting a brightness preset signal corresponding to the brightness preset value;
and the non-inverting input end of the brightness comparator is coupled with the brightness presetting unit, and the inverting output end of the brightness comparator is coupled with the brightness detection unit (6) and used for receiving the brightness detection signal and outputting the starting signal when the brightness detection signal is smaller than the brightness presetting signal.
4. The intelligent street lamp according to claim 1, wherein: the storage battery electric quantity detection unit is set as a battery monitoring chip with the model of STC 3100.
5. The intelligent street lamp according to claim 1, wherein: the battery comparison unit (8) includes:
the storage battery electric quantity presetting unit is used for setting a storage battery electric quantity preset value and outputting a storage battery electric quantity presetting signal corresponding to the storage battery electric quantity preset value;
the electric quantity comparator, the in-phase input end of electric quantity comparator is coupled the unit is predetermine to the battery electric quantity, the inverting input end of electric quantity comparator is coupled battery electric quantity detecting element, when battery electric quantity detecting signal is less than battery electric quantity and predetermines the signal, the electric quantity comparator output high level the battery loses the electricity signal.
6. The intelligent street lamp according to claim 1, wherein: the mains supply power failure detection unit (9) comprises a sixth resistor connected with the positive pole of the power supply, a seventh resistor connected with the sixth resistor and the negative pole of the power supply, a third comparator, a protection resistor and a fourth contactor;
the protection resistor and a coil of the fourth contactor are connected between the output ends of the commercial power connection unit (5);
a normally closed contact of the fourth contactor is connected with the positive electrode of the power supply and the non-inverting input end of the third comparator;
the inverting input end of the third comparator is coupled with a node to which the sixth resistor and the seventh resistor are coupled;
when the mains supply is powered off, the output end of the third comparator outputs the power-off detection signal.
7. The intelligent street lamp according to claim 1, wherein: the switching unit (10) comprises a solar power supply switching unit (101), a commercial power supply switching unit (102) and a standby battery power supply switching unit (103);
the solar power supply switching unit (101) comprises a first NOT gate, a first AND gate, a first triode and a first contactor, wherein the input end of the first NOT gate is coupled with the storage battery comparison unit, the two input ends of the first AND gate are respectively coupled with the output ends of the starting unit and the first NOT gate, the collector electrode of the first triode is connected with the positive electrode of a power supply, the emitter electrode of the first triode is connected with the negative electrode of the power supply through the coil of the first contactor, the base electrode of the first triode is coupled with the output end of the first AND gate, and the normally open contact of the first contactor and the lighting lamp are connected in series at the two ends of the storage battery;
the commercial power supply switching unit (102) comprises a second AND gate, a second triode and a second contactor, wherein two input ends of the second AND gate are respectively coupled with the starting unit and the storage battery comparison unit, a collector electrode of the second triode is connected with the positive electrode of a power supply, an emitter electrode of the second triode is connected with the negative electrode of the power supply through a coil of the second contactor, a base electrode of the second triode is coupled with the output end of the second AND gate, and a normally open contact of the second contactor and the lighting lamp are connected in series with two output ends of the commercial power connection unit;
the standby battery power supply switching unit (103) comprises a third AND gate, a third triode and a third contactor, wherein three input ends of the third AND gate are respectively coupled with the starting unit, the storage battery comparison unit and the commercial power outage detection unit, a collector electrode of the third triode is connected to the positive electrode of a power supply, an emitter electrode of the third triode is connected to the negative electrode of the power supply through a coil of the third contactor, a base electrode of the third triode is coupled with the output end of the third AND gate, and a normally open contact of the third contactor and the illuminating lamp are connected in series at two ends of the standby battery.
8. The intelligent street lamp according to claim 7, wherein: the first AND gate and the second AND gate are both set to be AND gate chips with the models of CD4081, and the third AND gate is set to be an AND gate chip with the model of CD 4073.
9. The intelligent street lamp according to claim 1, wherein: the street lamp comprises a vertical lamp pole (11), the standby battery is connected with a display module (3) for displaying the electric quantity of the standby battery and a charging port (4) for outputting the electric energy from the standby battery, and the display module (3) and the charging port (4) are arranged on the outer side of the lamp pole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921566563.1U CN210241420U (en) | 2019-09-19 | 2019-09-19 | Intelligent street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921566563.1U CN210241420U (en) | 2019-09-19 | 2019-09-19 | Intelligent street lamp |
Publications (1)
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| CN210241420U true CN210241420U (en) | 2020-04-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886660A (en) * | 2021-01-29 | 2021-06-01 | 浙江阳光照明灯具有限公司 | Control method and circuit of solar LED lamp supplied with commercial power in supplementary mode |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886660A (en) * | 2021-01-29 | 2021-06-01 | 浙江阳光照明灯具有限公司 | Control method and circuit of solar LED lamp supplied with commercial power in supplementary mode |
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Granted publication date: 20200403 Termination date: 20210919 |